NOCO Boost Plus GB40 1000A Jump Starter vs NOCO Boost X GBX55 1750A Jump Starter (2026)
Which is better? We compared both on score, owner ratings, pros and cons.
NOCO Boost Plus GB40 1000A Jump Starter
1000A, 6.0L petrol / 3.0L diesel, reverse polarity protection, USB charging. The mechanic's recommendation.
Full Review
NOCO Boost X GBX55 1750A Jump Starter
1750A, 8.0L petrol / 6.0L diesel, UltraSafe spark-proof clamps. For larger engines and diesel vans.
Full ReviewAt a Glance
| NOCO Boost Plus GB40 1000A Jump Starter | NOCO Boost X GBX55 1750A Jump Starter | |
|---|---|---|
| 247Verdict Score | 9.4/10 | 9.2/10 |
| Owner Rating | 4.7★ (68,000) | 4.7★ (12,400) |
| Verdict | Excellent | Excellent |
| Amps | 1000A | 1750A |
| Engines | 6.0L petrol / 3.0L diesel | 8.0L petrol / 6.0L diesel |
| Weight | 170g | 680g |
Quick Verdict
Both are strong choices, but the NOCO Boost Plus GB40 1000A Jump Starter edges ahead with a 9.4/10 vs 9.2/10. 1000A, 6.0L petrol / 3.0L diesel, reverse polarity protection, USB charging. The mechanic's recommendation. That said, the NOCO Boost X GBX55 1750A Jump Starter is worth considering if 1750A, 8.0L petrol / 6.0L diesel, UltraSafe spark-proof clamps. For larger engines and diesel vans. Check the current price on Rexing →
Pros & Cons Side by Side
NOCO Boost Plus GB40 1000A Jump Starter
- 1000A handles petrol engines up to 6.0L and diesel up to 3.0L — covers most UK cars
- Reverse polarity protection prevents damage from incorrect connection — safe for non-mechanics
- USB-A and USB-C charging ports serve as a power bank between uses
- Compact at 170g — fits in a glove compartment permanently
- 68,000 Amazon reviews at 4.7★ — the most validated jump starter available
- 1000A may not start large diesel engines above 3.0L — NOCO GBX55 required
- LED torch is basic — primarily a safety feature, not a powerful work light
- USB-C output is 1A — slow phone charging
NOCO Boost X GBX55 1750A Jump Starter
- 1750A covers diesel vans up to 6.0L and large petrol engines up to 8.0L
- UltraSafe spark-proof clamps work on completely dead batteries without spark risk
- Integrated safety LED flashlight works as an emergency beacon in breakdown situations
- Can jump-start up to 60 times on a single charge
- USB-C 18W fast charging serves as a genuine power bank for devices
- Heavier at 680g — more glove-box weight than GB40
- More expensive than GB40 for drivers whose cars the GB40 already covers
- Premium pricing for those with standard vehicles
FAQ
Which is better, NOCO Boost Plus GB40 1000A or NOCO Boost X GBX55 1750A?
Both are strong choices, but the NOCO Boost Plus GB40 1000A Jump Starter edges ahead with a 9.4/10 vs 9.2/10. 1000A, 6.0L petrol / 3.0L diesel, reverse polarity protection, USB charging. The mechanic's recommendation. That said, the NOCO Boost X GBX55 1750A Jump Starter is worth considering if 1750A, 8.0L petrol / 6.0L diesel, UltraSafe spark-proof clamps. For larger engines and diesel vans.
Is the NOCO Boost Plus GB40 1000A worth the extra cost?
Yes — NOCO Boost Plus GB40 1000A Jump Starter scores higher at 9.4/10 vs 9.2/10.
Who is the NOCO Boost Plus GB40 1000A best suited to?
1000A, 6.0L petrol / 3.0L diesel, reverse polarity protection, USB charging. The mechanic's recommendation.
Who is the NOCO Boost X GBX55 1750A best suited to?
1750A, 8.0L petrol / 6.0L diesel, UltraSafe spark-proof clamps. For larger engines and diesel vans.
What are the main downsides of each?
NOCO Boost Plus GB40 1000A Jump Starter: 1000A may not start large diesel engines above 3.0L — NOCO GBX55 required; LED torch is basic — primarily a safety feature, not a powerful work light. NOCO Boost X GBX55 1750A Jump Starter: Heavier at 680g — more glove-box weight than GB40; More expensive than GB40 for drivers whose cars the GB40 already covers.
Do owner ratings agree with our verdict?
Largely, yes — NOCO Boost Plus GB40 1000A Jump Starter sits at 4.7★ from 68,000 verified Amazon owners, and NOCO Boost X GBX55 1750A Jump Starter at 4.7★ from 12,400.
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